• Country
• People's Republic of China

• Manufacturer / Brand
• Tianjin - unknown factory; Tianjin

• Year
• 1970 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 282362

• Number of Tubes
• 5

• Valves / Tubes
• ZM1000

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Frequency Meter - Tianjin - unknown factory;

• Shape
• Tablemodel, with any shape - general.

• Notes

• Nixie frequency meter max 28 MHz

   

• Net weight (2.2 lb = 1 kg)
• 1.5 kg / 3 lb 4.9 oz (3.304 lb)

• Author
• Model page created by Petros Tsirvoulis. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tianjin - unknown factory; Tianjin